交际语匹配。
⑴What did you do last Sunday? ____ A. Yes, I did.
⑵Where did Mike go?____ B. Because I wanted to give him a fish
⑶Did you watch a film yesterday?____ C. I visited my aunt.
⑷Where were you last night?____ D. There are six.
⑸Why did you call him? ____ E. He went to the park.
⑹Let's go to the Summer Palace.____ F. No, there wasn't.
⑺How was the film?____ G. It was fun.
⑻Who brought the model ship?____ H. Good idea.
⑼How many bottles are there?____ I. I was in Nancy's house.
⑽Was there a park near here?____ J. Ben's father.
，则a与b夹角为（ ）
